1st Grade Science
What causes Earth to have day and night?
The Earth spins on its axis and the Sun shines on part of the Earth causing daytime. The other part of Earth would have nighttime because the sun would not be shining on that part.
Why are there 50 stars on the United States flag?
Our country, the United States of America, is made up of 50 states.
True or False?
The largest animal in the ocean is a whale.
True
The blue whale can reach lengths of up to 100 feet and weigh as much as 200 tons or more.
Where is the Washington Monument located?
Washington, D.C. (Maryland)
A salamander is an _________________.
invertebrate
reptile
amphibian
amphibian
Which one of the following animals is NOT a mammal?
rabbit
snake
beaver
snake
A snake is a reptile.
Is the state, New York near the Atlantic Ocean or the Pacific Ocean?
Atlantic Ocean
Can a planet have more than 1 moon?
Yes.
Even though Earth has 1 moon, other planets aren't exactly the same as Earth.
Mars - 2 moons
Jupiter - 80 confirmed moons
Saturn - 83 confirmed moons
Uranus - 27 known moons
Neptune - 14 known moons
What is the imaginary line that runs horizontally on Earth, dividing the Northern Hemisphere and the Southern Hemisphere?
the equator
What does a thermometer measure?
how hot or cold something is
the temperature
Which one of these animals are fish?
octopus
shark
crab
shark
(An octopus and crab are invertebrates.)
Can you name the 4 main directions on a map?
north, south, east, west
True or False.
You can drill a hole from one side of the Earth to the other side.
False - the deepest ever tried was in Russia (12 km. or 7.5 miles) which is a fraction of the Earth's crust.
It's too deep (6,371 km. or 3,959 miles)
It's too hot in the core (6,000*C or 10,832*F)
There's too much pressure.
It is too difficult to drill through iron and nickel which would be materials in the Earth's core.
True or False?
The Declaration of Independence was signed in Boston, Massachusetts.
False.
It was signed in Philadelphia, Pennsylvania.
What are the 5 main food groups?
fruits, vegetables, grains, protein, dairy
(You should eat more fruits and vegetables than any other group.)
True or False?
Most kangaroos live in Austria?
False.
Kangaroos mostly live in Australia.
What did people use to travel long distances before cars were invented?
trains, boats and ships, wagons and carriages, horses and other animals, walking
Which is LONGER, your small intestines or your large intestines?
small intestines
(The large intestines are wider, but they are shorter in length.)
What were rulers of ancient Egypt called?
president
pharaohs
kings
Pharaohs
"The rockets' red glare"
"the bombs bursting in air"
"gave proof through the night"
that what?
our flag was still there
There are 8 planets in our solar system.
Name 3 of them.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
Who was the first president of the United States of America?
George Bush
George Washington
George Harrison
George Washington
What does a meteorologist study?
meteors, oceans, weather
the weather
The countries France, Germany, and Italy are on what continent?
North America
Europe
Antarctica
Europe
True or False?
A map has a map key that tells you what the colors and symbols represent on a map.
True